US3102010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Durable rotative abrasive structure and method of making the same
Assignee: 3M Co
•
Filing: 1958-04-10
•
Granted: 1963-08-27
•
Expires: 1978-04-10
Abstract
No abstract record available.
Inventors
- 👤 Lang Arthur Haswell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:57
CPC Classifications
B; B24; B24D; B24D13/00; B24D13/02; B24D13/04; B24D18/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A HEAVY DUTY ROTATIVE ABRASIVE WHEEL STRUCTURE COMPRISING AN ANNULUS OF RADICALLY SHEET MATERIAL RETAINED TION FLAP SECTIONS OF ABRASIVE SHEET MATERIAL RETAINED TOGETHER AT THE RADIALLY INNER ENDS THEREOF, SAID FLAP SECTIONS BEING ENSHEATHED IN AND PENETRATED BY A THIN FLEXIBLE HIGHLY-ADHERENT CENTRIFUGALLY-STABLE POLYMERIZED BINDER FILM OR COATING, SaID FILM OR COATING IMPARTING DURABILITY, IMPROVED WEAR RESISTANCE AND INCREASED ABRADING LIFE TO SaID STRUCTURE, THE COMPOSITION OF SAID FILM OR COATING BEING FURTHER CHARACTERIZED BY PRESENTING A TENACIOUS SURFACE SLIP-RESISTANT AND AT LEAST SLIGHTLY TACKY TO THE SLIDING TOUCH WHEN FORMED PERSE IN A CONTINUOUS SMOOTH-SURFACED FILM OR BODY.
Claim 2
Dependent Claim
100 words
A HEAVY DUTY ROTATIVE ABRASIVE WHEEL STRUCTURE COMPRISING AN ANNULUS OF RADICALLY SHEET MATERIAL RETAINED TION FLAP SECTIONS OF ABRASIVE SHEET MATERIAL RETAINED TOGETHER AT THE RADIALLY INNER ENDS THEREOF, SAID FLAP SECTIONS BEING ENSHEATHED IN AND PENETRATED BY A THIN FLEXIBLE HIGHLY-ADHERENT CENTRIFUGALLY-STABLE POLYMERIZED BINDER FILM OR COATING, SaID FILM OR COATING IMPARTING DURABILITY, IMPROVED WEAR RESISTANCE AND INCREASED ABRADING LIFE TO SaID STRUCTURE, THE COMPOSITION OF SAID FILM OR COATING BEING FURTHER CHARACTERIZED BY PRESENTING A TENACIOUS SURFACE SLIP-RESISTANT AND AT LEAST SLIGHTLY TACKY TO THE SLIDING TOUCH WHEN FORMED PERSE IN A CONTINUOUS SMOOTH-SURFACED FILM OR BODY.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |